SamuwarKimiyya

Matsa lamba daskararru, a yanayi

m jihar matsa lamba - shi ne da farko farko magina na abokan gaba. Saboda gaskiya cewa akwai wani matsin lamba daga daskararru, ba shi yiwuwa a gudanar da wasu ayyukan a manufa. Sha'awa, da tsoho, a kan m dadin wannan dukiya, samar da m gine-gine. Pyramids da kuma wasu Monuments na gine - duk wadannan suna da sakamakon aiki tukuru a samar da m Masterpieces. La'akari da cewa irin wannan matsin lamba dangi zuwa daskararru.

Samu ko a cikin wadanda sau da matsa lamba na daskararru dabara samar da:

P = F / S,

ie da karfi aiki a kan surface ne batu na matsa lamba.

Ya kamata a lura da cewa a gaskiya, da matsa lamba da karfi na jiki ne ko da yaushe m kuma shi ne inganci a duka kwatance. Ga aiki Newton ta farko dokar - ikon mataki daidaita da karfi da juriya. Zartar da rai - matsin lamba exerted da nauyin da ginin, shi zai zama iri ɗaya ga ƙananan yadudduka da kafuwar. Saboda haka, designers, da magina ko da yaushe zata Will kafuwar wani gini. Hakika, wannan lissafi ya hada da wasu dalilai (iska karfi - daga rufin, ruwan karkashin kasa, na girgizar kasa aiki da sauransu.).

Me ya sa na bukatar wani mutum don tarwatsa ka nauyi a kan wani ya fi girma surface? Kuma a sa'an nan tunanin wata allura ko wuka. Duka yana da kaifi part, domin mafi shigar azzakari cikin farji iyawa. Yanzu tuna gudun kan da kuma lura da-type tractors. Wasan na ba fada cikin dusar ƙanƙara, da kuma tractors ne mai kyau giciye ta cikin swamps, kamar yadda suka yi a manyan lamba yankin - zuwa karami imbeddability. Wannan nuna ainihin dabara nuna matsa lamba daskararru - tare da wannan ikon, amma bangarori daban-daban, da matsa lamba zai zama daban-daban. Shi ne inversely na gwargwado ga square. watau da ya fi girma a yankin, da girma da matsa lamba. Kuma mataimakin versa.

Yanzu baya ga magina. Don me ba su matsa lamba - wani babban ciwon kai? Duk da kwayoyin halitta a cikin wannan yanki. Bayan duk, da m abu, saboda haka yana da wuya. Zaton nauyi kankare slabs-zoba. Hakika, a cikin lokaci, akwai da yawa da karfi, hur kayan. Amma shi ne, ba duka sauki. Duk wani shiri aikin da aka kiyasta riba. Kuma idan farashin irin wannan super-kayan ne high, da kuma yi kudin kimomi zai zama manyan. A sakamakon haka, a abokin ciniki ba ja a kan kudi ko aikin zai biya kashe na dogon lokaci. Amma mun ce a sama, sabõda mutãnen farko sun yi amfani da matsa lamba na daskararru a cikin ni'ima.

A waɗannan kwanaki, yi kayan ana wajen iyakance a iri-iri da a yawa. Bayan duk, karafa masana'antu da aka ba, da kuma dutsen ya sassaka da hannunsa. kankare ko turmi aka kuma ba a rubuta hada guda biyu abubuwa. Yana da za a yi amfani da maimakon attaching da matsa lamba daskararru. Gaskiyar ita ce, da girma matsa lamba, da girma da ake bukata ƙarfi daga cikin kayan. Amma a daya hannun, wannan shi ne babban frictional karfi. Kuma shi ne da aka sani, zai iya sa wata babbar bambanci. A sakamakon haka, mun sami cewa hardware aka ba da ake bukata, kome kuwa huta a kan karfi na nauyi da frictional karfi.

Yanzu kaga nawa matsa lamba yana da wani jirgin kasa a kan reluwe - 300000 kPa !!! A wani matsin lamba na musamman crawler tarakta - 20 kPa. Quite mai ban sha'awa aya, zai ze, mãsu nauyi fadama tarakta, Halicci gwada da low matsa lamba a kan ƙasa. Wannan ya yale shi ya matsar kusa da toshewa da kuma Marshland saboda fadi hanya. Idan muka yi magana game da muka ambata a sama gogayya, zai iya zama daban-daban da aka bai by:

F = μ × N, [H]

inda F - frictional karfi [N]

μ - gogayya coefficient

N - al'ada dauki [H].

A karfi na matsin lamba a matsayin za a iya gani, yana da biyu tabbatacce kuma korau maki. Nature ya saba da wannan sabon abu. Mutane daga ingeniously sauki yi kaura zuwa sabuwar dabara na sabon kayan da fasahar. Irin wannan sabon abu a cikin yanayi da kuma yi shi za a lasafta tare.

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